package cn.com.yang.decorator.service;


import cn.com.yang.decorator.bean.Books;

/**
 * @Desc<...>
 * @Author 杨亿金
 * @Date 2020/8/30 17:28
 * @CopyRight
 * @Version
 */
public interface BookService {
    public void addOne(Books book);

    public void delOne(Books book);
}
